    2    0   -1   -1    0
    0    2    2   -2   -2
28 1
-1 0 0 0 1        0
-1 1 0 0 0        0
-2 1 0 0 0       -1
-1 0 0 1 1        1
0 0 0 0 0        0
0 0 0 0 1        1
0 0 -1 0 0       -1
0 1 -1 0 0        0
0 0 -1 0 1        0
-1 0 -1 0 1       -1
0 1 0 0 0        1
-1 0 0 1 0        0
-1 1 0 1 0        1
-1 0 0 0 0       -1
0 1 1 0 -1        1
-1 -1 -1 1 1       -1
-1 0 -1 1 1        0
-1 1 1 0 0        1
0 -1 -1 1 1        0
0 -1 -1 0 1       -1
0 1 0 0 -1        0
1 -1 -1 1 1        1
0 1 0 -1 -1       -1
0 1 0 -1 0        0
0 0 -1 1 1        1
-1 1 1 0 -1        0
-1 1 0 0 -1       -1
-1 -1 0 1 1        0
